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ENGLISH
6
Minimum Gauge for Cord Sets
Volts
Total Length of Cord in Feet
(meters)
120 V 25 (7.6) 50 (15.2) 100 (30.5) 150 (45.7)
240 V 50 (15.2) 100 (30.5) 200 (61.0) 300 (91.4)
Ampere Rating
American Wire Gauge
More
Than
Not
More
Than
0 6 18 16 16 14
6 10 18 16 14 12
10 12 16 16 14 12
12 16 14 12 Not Recommended
The label on your tool may include the following symbols. The
symbols and their definitions are asfollows:
V ......................... volts
Hz .......................hertz
min ..................... minutes
or DC ......direct current
...................... Class I Construction
(grounded)
…/min ..............per minute
BPM .................... beats per minute
IPM ..................... impacts per minute
RPM .................... revolutions per
minute
sfpm ................... surface feet per
minute
SPM .................... strokes per minute
A ......................... amperes
W ........................watts
or AC ...........alternating current
or AC/DC .... alternating or
direct current
...................... Class II
Construction
(double insulated)
n
o
.......................no load speed
n .........................rated speed
......................earthing terminal
.....................safety alert symbol
.....................visible radiation
..................... wear respiratory
protection
..................... wear eye
protection
..................... wear hearing
protection
..................... read all
documentation
SAVE THESE INSTRUCTIONS FOR
FUTURE USE
Motor
Be sure your power supply agrees with the nameplate
marking. Voltage decrease of more than 10% will cause loss
of power and overheating.
DEWALT
tools are factory tested;
if this tool does not operate, check powersupply.
Intended Use
Your heavy-duty small angle grinder has been designed for
professional grinding, sanding and cut-off applications at
various work sites (i.e., constructionsites).
DO NOT use under wet conditions or in presence of
flammable liquids orgases.
Your heavy-duty small angle grinders is a professional
power tool.
DO NOT let children come into contact with the tool.
Supervision is required when inexperienced operators use
thistool.
ASSEMBLY AND ADJUSTMENTS
WARNING: To reduce the risk of serious personal
injury, turn unit off and disconnect it from
power source before making any adjustments or
removing/installing attachments or accessories.
An accidental start-up can causeinjury.
Accessories
The capacity of the DWE4120FN is 5" (125mm) diameter x
1/4” (6.35 mm) thick grindingwheels.
It is important to choose the correct guards, backing
pads and flanges to use with grinder accessories. Refer
to Accessories Chart for information on choosing the
correctaccessories.
WARNING: Handle and store all abrasive wheels
carefully to prevent damage from thermal shock, heat,
mechanical damage, etc. Store in a dry protected area
free from high humidity, freezing temperatures or
extreme temperaturechanges.
Attaching Side Handle (Fig.B)
WARNING: Before using the tool, check that the
handle is tightenedsecurely.
Screw the side handle adapter
10
into one of the holes on
either side of the gear case, then screw the side handle
5
into the adapter. The adapter MUST be used together
with the side handle. If the adapter is missing, stop using
the tool, find a nearest
DEWALT
service center for a new
adapter. The side handle should always be used to maintain
control of the tool at alltimes.
Fig. B
5
10
Rotating the Gear Case (Fig. C)
To improve user comfort, the gear case will rotate 90° for
cuttingoperations.
1. Remove the four corner screws attaching the gear case
to motorhousing.
2. Without separating the gear case from motor housing,
rotate the gear case head to desiredposition.
90˚
90˚
Fig. C
NOTE: If the gear case and motor housing become
separated by more than 1/8" (3.0 mm), the tool must
be serviced and re-assembled by a
DEWALT
service
center. Failure to have the tool serviced may motor and
bearingfailure.
3. Reinstall screws to attach the gear case to the
motor housing. Tighten screws to 18 in.-lbs. torque.
Overtightening could cause screws tostrip.
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